[PATCH] Look for libraries in "lib64" as well as in "lib"

[Ralf Corsepius]

  On 09/29/2010 04:40 PM, Anthony Foiani wrote:
> On Wed, Sep 29, 2010 at 8:37 AM, Ralf Corsepius<rc040203@freenet.de>  wrote:
>
>> On 09/29/2010 04:32 PM, Anthony Foiani wrote:
>>
>>> On Fedora x86_64 systems, many libraries are in "lib64" directories,
>>> not plain old "lib".
>>>
>> This patch doesn't make sense: lib64 and lib are not supposed to be mixed,
>> but to be mutually exclusive.
>>
>> Ralf
>>
> Sensible or not, I needed this to get my compilation to complete.
More verbose: Your approach is broken.
> (I know that some people have criticized the way that Fedora lays out
> libraries on x86_64, and I suspect that this is more fallout from before.)
Well, there are many people out, who don't understand how multi-lib'ed 
toolchains and multi-arch'ed systems (like Fedora) work.
> Actually, given Yann's comments on my first submission, it seems that the
> Fedora gcc will look in lib64 even when not asked
On Fedora-x86_64
gcc -m64 will look into /usr/lib64
gcc -m32 will look into /usr/lib

Both these library systems must not be mixed during linkage.

>   -- but since CT-NG is
> looking for library names directly, it needs to look in lib64 as well.
Well, yes, this approach is based on broken assumptions (flawed design).

Ralf


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